* {
    font-family: "Helvetica Neue",Helvetica,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","微软雅黑",Arial,sans-serif;
}

.content-header > h1 {
    font-family: "Helvetica Neue",Helvetica,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","微软雅黑",Arial,sans-serif;
}

.el-row {
    margin-bottom: 20px;
}
.el-row:last-child {
    margin-bottom: 0;
}

.el-collapse-item.is-active {
    border: 2px solid #1ab7ea;
}